Skrifter utgit av Videnskapsselskapet i Kristiania. I, Matematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1914)

Skrifter utgit av Videnskapsselskapet i Kristiania. I, Matematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1911)

Skrifter utgit av Videnskapsselskapet i Kristiania. I, Matematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1912)

Skrifter utgit av Videnskapsselskapet i Kristiania. I, Matematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1913)

Smithsonian African expedition under the direction of Col. Theodore Roosevelt (1909-1910), book 2, numbers 1859-3094 - Mearns, Edgar Alexander, 1856 -1916 (1909)

Smithsonian African expedition under the direction of Col. Theodore Roosevelt (1909-1910), book 1, numbers 1-1858 - Mearns, Edgar Alexander, 1856 -1916 (1909)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 1972)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1907)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1908)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1909)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1911)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1915)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1916)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1927)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1946)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1955)

Some unusual natural areas in Illinois - Evers, Robert A. (Robert August), 1912 - (Illinois Natural History Survey, 1977)

Sources of the Ohio flora - Duvel, J. W. T. (1899)

South African journal of science - South African Association for the Advancement of Science. (South African Association for the Advancement of Science, 1917)

South African journal of science - South African Association for the Advancement of Science. (South African Association for the Advancement of Science, 1920)

The South American herpetofauna : its origin, evolution, and dispersal - Herpetologists League. (Museum of Natural History, University of Kansas, 1979)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2001)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2004)

Southwick Nurseries 1890 wholesale catalogue of North American perennials, new Tigridias, California bulbs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southwick Nurseries, 1890)

Special 30-day sale of lining-out and other specimen stock : surplus bargains, all nursery grown : November, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1936)

Special 30-day sale of lining-out and other stock ... surplus bargains, all nursery grown : November, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1935)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1904)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1905)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1906)

Special and import prices for ... - Elliott, J. Wilkinson (Firm) (J. Wilkinson Elliott, 1907)

Special and import prices for Fall of 1907 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1907)

Special and import prices for Fall of 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1908)

Special and import prices for Fall of 1909 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1909)

Special and import prices for Spring of 1904 : [best in the world] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1904)

Special and import prices for Spring of 1905 : [best in the world] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1905)

Special and import prices for Spring of 1907 : [best in the world] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1907)

Special and import prices for Spring of 1908 : [best in the world] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1908)

Special and import prices for spring of 1910 : novelties and specialties - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Company, 1910)

Special bargains, October 1931 : all strong nursery grown except where noted otherwise [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1931)

Special fall offerings of hardy native deciduous trees, shrubs, rock garden plants, lilies, etc. at very special prices : wholesale list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1932)

Special papers - Ohio Academy of Science. (The Academy, 1903)

Special papers - Ohio Academy of Science. (The Academy, 1909)

Special price list : July and August (1925) acceptance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1925)

Special price-list : July and August acceptance only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1923)

Special reports of state geologist, 1860 - Geological Survey of California. (John Wilson & Son, 1880)

Special spring prices for the benefit of early spring buyers : spring delivery if desired, prices void after March 1, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1934)

Special thirty day sale of hardy ornamental plants : April 1 to April 30, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1935)

Species Blancoanae :a critical revision of the Philippine species of plants described by Blanco and by Llanos - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of Printing, 1918)

Species filicum; being descriptions of the known ferns, particularly of such as exist in the author's herbarium, or are with sufficient accuracy described in works to which he has had access; accompanied with numerous figures - Hooker, William Jackson, Sir, 1785 -1865 (W. Pamplin, 1846)

Species filicum; being descriptions of the known ferns, particularly of such as exist in the author's herbarium, or are with sufficient accuracy described in works to which he has had access; accompanied with numerous figures - Hooker, William Jackson, Sir, 1785 -1865 (W. Pamplin, 1858)

Species filicum; being descriptions of the known ferns, particularly of such as exist in the author's herbarium, or are with sufficient accuracy described in works to which he has had access; accompanied with numerous figures - Hooker, William Jackson, Sir, 1785 -1865 (W. Pamplin, 1862)

Species muscorum frondosorum : descriptae et tabulis aeneis lxxvii coloratis illustratae - Hedwig, Johannes, 1730 -1799 (sumtu J. A. Barthii, 1801)

Species plantarum : exhibentes plantas rite cognitas ad genera relatas, cum diferentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Linné, Carl von, 1707 -1778 (Junk, 1753)

Species plantarum : exhibentes plantas rite cognitas ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Willdenow, Karl Ludwig, 1765 -1812 (impensis G.C. Nauk, 1810)

Species plantarum : exhibentes plantas rite cognitas ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas - Willdenow, Karl Ludwig, 1765 -1812 (impensis G.C. Nauk, 1797)

Specimen evergreens, trees, shrubs, roses, vines and herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Heurlin, 1916)

Specimen florae cryptogamae vallis Arpasch Carpatae Transilvani - Heufler, Ludwig, Freiherr von, called Heufler zu Rasen, 1817 -1885 (Typis Caes. Reg. Aulae et Imperii Typographiae, 1853)

Spiciligium filicum philippinensium novarum aut imperfecte cognitarum ; The Philippine species of Dryopteris - Christ, H. (Hermann), 1833 -1933 (Bureau of printing, 1907)

Spixiana. Supplement - Zoologische Staatssammlung München. (Zoologische Staatssammlung München, 1978)

Spokane Seed Company's complete seed annual for 1917 : "Diamond quality" seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Spokane Seed Co, 1917)

Sporeplanterne (kryptogamerne) - Kolderup Rosenvinge, L. (Lauritz), 1858 -1939 (Glydendalske Boghandel, Nordisk Forlag, 1913)

Sport in Norway, and where to find it. Together with a short account of the vegetable productions of the country. To which is added, a list of the Alpine flora of the Dovre fjeld and of the Norwegian ferns, &c - Barnard, Mordaunt. (Chapman and Hall, 1864)

Sprawozdanie Komisyi Fizyograficznej (1891)

Sprawozdanie Komisyi Fizyograficznej (1893)

Sprawozdanie Komisyi Fizyograficznej (1897)

Sprawozdanie Komisyi Fizyograficznej (1910)

Sprawozdanie Komisyi Fizyograficznej (1912)

Spring 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rockmont Nursery, 1938)

Spring 1940, Michell's 50th anniversary wholesale catalog : seeds, bulbs, plants, supplies for florists and market gardeners - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1940)

Spring 1946 : don't pick wildflowers, grow them - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ruth Hardy Wildflower and Fern Nursery, 1946)